Granular mixing in nauta blenders
TLDR
In this paper, the effect of sweeping rotation speed, primary rotation speed and impeller diameter on the mixing quality and mixing rate of a Nauta blender was studied using the discrete element method.About:
This article is published in Powder Technology.The article was published on 2017-01-01 and is currently open access. It has received 34 citations till now. The article focuses on the topics: Impeller & Rotation.read more
Citations
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Mixing study of non-spherical particles using DEM
TL;DR: In this article, a cylindrical tank mixer with a four-bladed impeller and a blade-rake angle of 135° was used to simulate polydisperse, non-spherical cohesionless particles.
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The effect of impeller configurations on particle mixing in an agitated paddle mixer
TL;DR: In this article, the influence of impeller configuration on the mixing performance of free flowing mono-disperse spherical particles in a horizontal agitated paddle mixer was investigated and it was concluded that diffusion was the dominant mechanism in the current mixing system regardless of the impeller configurations.
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Mixing assessment of non-cohesive particles in a paddle mixer through experiments and discrete element method (DEM)
TL;DR: In this paper, the authors investigated the mixing kinetics and flow patterns of non-cohesive, monodisperse, spherical particles in a horizontal paddle blender using experiments, statistical analysis and discrete element method (DEM).
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Numerical study on particle mixing in a double-screw conical mixer
TL;DR: In this paper, a large-scale simulation on particle mixing in a double-screw conical mixer with particle number from 0.5 to 1.1 million was performed and the effects of the rotation speed and the sweeping speed on mixing rate and quality were investigated.
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Hydrodynamics of slot-rectangular spouted beds: Process intensification
TL;DR: In this paper, the effect of bed geometry on the hydrodynamics of slot-rectangular spouted beds was studied by means of CFD-DEM simulations, and an improved correlation for minimum spouting velocity was proposed which includes the effects of bed cone angle for the first time.
References
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Journal ArticleDOI
Discrete particle simulation of two-dimensional fluidized bed
TL;DR: In this paper, Cundall's Distinct Element Method (P.A.Cundall and O.L. Strack, 1979) is used to model contact forces between particles.
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Lagrangian numerical simulation of plug flow of cohesionless particles in a horizontal pipe
TL;DR: In this paper, Lagrangian-type numerical simulation was carried out on plug flow of cohesionless, spherical particles conveyed in a horizontal pipe and the motion of individual particles contacting each other was calculated using the equations of motion and a modified Cundall model.
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Models, algorithms and validation for opensource DEM and CFD-DEM
TL;DR: In this article, the authors present a multi-purpose CFD-DEM framework to simulate coupled fluid-granular systems, where the motion of the particles is resolved by means of the Discrete Element Method (DEM), and the Computational Fluid Dynamics (CFD) method is used to calculate the interstitial fluid flow.
Book
Fundamentals of Multiphase Flow
TL;DR: The aim of the present text is to try to bring much of this fundamental understanding together into one book and to present a unifying approach to the fundamental ideas of multiphase flows.
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Developments in the theory of particle mixing
TL;DR: In this paper, it is shown that there are three components in a mixing process: convection, diffusion and shear, and a statistically satisfactory expression evolved for the state of a mixture.